Well, it can be considered popular. It has a certain following. The world - building in 'ragna crimson light novel' is really appealing, which is one of the reasons for its popularity. Also, the character development is engaging, making readers want to keep reading to see how the characters grow and change throughout the story.
Crimson Peak is a gothic horror story. It's about a young woman named Edith who marries a mysterious man, Sir Thomas Sharpe. They move to his dilapidated family mansion, Crimson Peak. The house has a dark history filled with secrets and ghosts. Edith discovers that the Sharpe family has been involved in some truly terrible deeds, including murder. The ghosts in the house are the victims of the Sharpe family's wrongdoings, and they try to warn Edith. Eventually, Edith has to fight for her survival against the living and the dead threats in the spooky Crimson Peak.
Yes, 'Crimson Tide' is based on a true story. It's about a tense situation on a nuclear submarine where there are conflicting orders and a battle of wills between the captain and the executive officer.
The Crimson Tide is purely fictional. It was written to captivate audiences with an engaging plot and characters rather than being based on real events. However, it might draw inspiration from various real-life elements or themes to make it feel more relatable.